Assume you are given two cultures, one of a species of gram-negative Bacteria and one of a species of Archaea. Discuss at least four different ways you could tell which culture was which.
Answer to relevant QuestionsCalculate the amount of time it would take a cell of Escherichia coli (1 x 2 mm) swimming at maximum speed (60 cell lengths per second) to travel all the way up a 3-cm-long capillary tube containing a chemical attractant. Genes were discovered before their chemical nature was known. First, define a gene without mentioning its chemical nature. Then name the chemicals that compose a gene. Compare and contrast the activity of DNA and RNA polymerases. What is the function of each? What are the substrates of each? What is the main difference in the behavior of the two polymerases? Compare and contrast the enzymes catalase, superoxide dismutase, and superoxide reductase as regards their substrates and products. Describe the growth cycle of a population of bacterial cells from the time this population is first inoculated into fresh medium.
Post your question